Film-type negative electrode filled with active material and method of manufacturing the same
AssigneeSamsung Fine Chemicals Co., Ltd.
InventorsJu Myeung Lee, Woo Young Yang, Soichiro Kawakami, Dong Gyu Chang, Hyun Ju Jung
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Abstract
There are provided a film-type negative electrode filled with an active material and a method of manufacturing the same. The negative electrode according to the present invention includes a porous base film and a negative active material nanoparticle filled in pores of the porous base film According to the present invention, an excessive change in volume of a negative active material can be minimized during charging and discharging so as to improve a lifespan characteristic.
Claims8
A negative electrode, comprising:
- a porous base film;
- and
- a negative active material nanoparticle filled in pores of the porous base film.
A method of manufacturing a negative electrode, comprising:
- preparing a porous base film;
- manufacturing an active material slurry by dispersing a negative active material nanoparticles in an organic solvent;
- and
- filling the active material slurry dispersed in the organic solvent in pores of the porous base film.
Dependencies are inferred from the claim text.